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<?php |
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/** |
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* This file is part of the Ghostscript package |
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* |
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* @author Daniel Schröder <[email protected]> |
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*/ |
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namespace GravityMedia\Ghostscript\Device\DistillerParameters; |
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use GravityMedia\Ghostscript\Enum\ColorConversionStrategy; |
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use GravityMedia\Ghostscript\Enum\DefaultRenderingIntent; |
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use GravityMedia\Ghostscript\Enum\PdfSettings; |
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use GravityMedia\Ghostscript\Enum\TransferFunctionInfo; |
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use GravityMedia\Ghostscript\Enum\UcrAndBgInfo; |
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/** |
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* The color conversion distiller parameters trait. |
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* |
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* @package GravityMedia\Ghostscript\Device\DistillerParameters |
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* |
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* @link http://ghostscript.com/doc/current/Ps2pdf.htm |
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*/ |
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trait ColorConversionTrait |
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{ |
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/** |
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* Get argument value |
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* |
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* @param string $name |
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* |
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* @return null|string |
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*/ |
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abstract protected function getArgumentValue($name); |
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/** |
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* Set argument |
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* |
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* @param string $argument |
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* |
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* @return $this |
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*/ |
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abstract protected function setArgument($argument); |
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/** |
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* Get PDF settings |
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* |
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* @return string |
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*/ |
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abstract public function getPdfSettings(); |
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/** |
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* Get cal CMYK profile |
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* |
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* @return null|string |
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*/ |
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public function getCalCmykProfile() |
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{ |
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$value = $this->getArgumentValue('-dCalCMYKProfile'); |
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if (null === $value) { |
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return null; |
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} |
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return trim($value, '()'); |
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} |
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/** |
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* Set cal CMYK profile |
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* |
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* @param string $valCmykProfile |
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* |
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* @return $this |
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*/ |
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public function setCalCmykProfile($valCmykProfile) |
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{ |
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$this->setArgument(sprintf('-dCalCMYKProfile=(%s)', $valCmykProfile)); |
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return $this; |
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} |
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/** |
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* Get cal gray profile |
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* |
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* @return null|string |
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*/ |
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public function getCalGrayProfile() |
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{ |
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$value = $this->getArgumentValue('-dCalGrayProfile'); |
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if (null === $value) { |
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return null; |
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} |
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return trim($value, '()'); |
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} |
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/** |
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* Set cal gray profile |
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* |
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* @param string $valGrayProfile |
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* |
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* @return $this |
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*/ |
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public function setCalGrayProfile($valGrayProfile) |
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{ |
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$this->setArgument(sprintf('-dCalGrayProfile=(%s)', $valGrayProfile)); |
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return $this; |
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} |
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/** |
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* Get cal RGB profile |
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* |
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* @return null|string |
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*/ |
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public function getCalRgbProfile() |
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{ |
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$value = $this->getArgumentValue('-dCalRGBProfile'); |
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if (null === $value) { |
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return null; |
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} |
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return trim($value, '()'); |
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} |
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/** |
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* Set cal RGB profile |
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* |
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* @param string $valRgbProfile |
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* |
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* @return $this |
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*/ |
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public function setCalRgbProfile($valRgbProfile) |
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{ |
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$this->setArgument(sprintf('-dCalRGBProfile=(%s)', $valRgbProfile)); |
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return $this; |
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} |
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/** |
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* Get color conversion strategy |
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* |
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* @return string |
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*/ |
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public function getColorConversionStrategy() |
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{ |
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$value = $this->getArgumentValue('-dColorConversionStrategy'); |
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if (null === $value) { |
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switch ($this->getPdfSettings()) { |
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case PdfSettings::SCREEN: |
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case PdfSettings::EBOOK: |
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return ColorConversionStrategy::SRGB; |
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case PdfSettings::PRINTER: |
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return ColorConversionStrategy::USE_DEVICE_INDEPENDENT_COLOR; |
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default: |
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return ColorConversionStrategy::LEAVE_COLOR_UNCHANGED; |
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} |
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} |
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return ltrim($value, '/'); |
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} |
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/** |
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* Set color conversion strategy |
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* |
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* @param string $colorConversionStrategy |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return $this |
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*/ |
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public function setColorConversionStrategy($colorConversionStrategy) |
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{ |
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$colorConversionStrategy = ltrim($colorConversionStrategy, '/'); |
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if (!in_array($colorConversionStrategy, ColorConversionStrategy::values())) { |
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throw new \InvalidArgumentException('Invalid color conversion strategy argument'); |
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} |
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$this->setArgument(sprintf('-dColorConversionStrategy=/%s', $colorConversionStrategy)); |
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return $this; |
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} |
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/** |
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* Whether to convert CMYK images to RGB |
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* |
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* @return bool |
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*/ |
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public function isConvertCmykImagesToRgb() |
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{ |
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$value = $this->getArgumentValue('-dConvertCMYKImagesToRGB'); |
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if (null === $value) { |
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return false; |
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} |
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return filter_var($value, FILTER_VALIDATE_BOOLEAN); |
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} |
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/** |
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* Set convert convert CMYK images to RGB flag |
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* |
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* @param bool $convertCmykImagesToRgb |
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* |
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* @return $this |
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*/ |
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public function setConvertCmykImagesToRgb($convertCmykImagesToRgb) |
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{ |
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$this->setArgument(sprintf('-dConvertCMYKImagesToRGB=%s', $convertCmykImagesToRgb ? 'true' : 'false')); |
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return $this; |
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} |
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/** |
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* Whether to convert images to indexed |
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* |
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* @return bool |
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*/ |
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public function isConvertImagesToIndexed() |
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{ |
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$value = $this->getArgumentValue('-dConvertImagesToIndexed'); |
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if (null === $value) { |
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return false; |
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} |
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return filter_var($value, FILTER_VALIDATE_BOOLEAN); |
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} |
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/** |
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* Set convert images to indexed flag |
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* |
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* @param bool $convertImagesToIndexed |
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* |
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* @return $this |
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*/ |
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public function setConvertImagesToIndexed($convertImagesToIndexed) |
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{ |
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$this->setArgument(sprintf('-dConvertImagesToIndexed=%s', $convertImagesToIndexed ? 'true' : 'false')); |
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return $this; |
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} |
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/** |
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* Get default rendering intent |
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* |
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* @return string |
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*/ |
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public function getDefaultRenderingIntent() |
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{ |
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$value = $this->getArgumentValue('-dDefaultRenderingIntent'); |
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if (null === $value) { |
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return DefaultRenderingIntent::__DEFAULT; |
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} |
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return ltrim($value, '/'); |
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} |
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/** |
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* Set default rendering intent |
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* |
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* @param string $defaultRenderingIntent |
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* |
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* @throws \InvalidArgumentException |
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* |
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* @return $this |
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*/ |
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public function setDefaultRenderingIntent($defaultRenderingIntent) |
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{ |
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$defaultRenderingIntent = ltrim($defaultRenderingIntent, '/'); |
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if (!in_array($defaultRenderingIntent, DefaultRenderingIntent::values())) { |
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throw new \InvalidArgumentException('Invalid default rendering intent argument'); |
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} |
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$this->setArgument(sprintf('-dDefaultRenderingIntent=/%s', $defaultRenderingIntent)); |
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return $this; |
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} |
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/** |
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* Whether to preserve halftone info |
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* |
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* @return bool |
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*/ |
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public function isPreserveHalftoneInfo() |
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{ |
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$value = $this->getArgumentValue('-dPreserveHalftoneInfo'); |
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if (null === $value) { |
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return false; |
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} |
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return filter_var($value, FILTER_VALIDATE_BOOLEAN); |
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} |
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/** |
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* Set preserve halftone info flag |
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* |
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* @param bool $preserveHalftoneInfo |
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* |
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* @return $this |
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*/ |
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public function setPreserveHalftoneInfo($preserveHalftoneInfo) |
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{ |
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$this->setArgument(sprintf('-dPreserveHalftoneInfo=%s', $preserveHalftoneInfo ? 'true' : 'false')); |
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return $this; |
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} |
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/** |
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* Whether to preserve overprint settings |
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* |
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* @return bool |
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*/ |
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public function isPreserveOverprintSettings() |
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{ |
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$value = $this->getArgumentValue('-dPreserveOverprintSettings'); |
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if (null === $value) { |
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switch ($this->getPdfSettings()) { |
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case PdfSettings::PRINTER: |
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case PdfSettings::PREPRESS: |
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return true; |
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default: |
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return false; |
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} |
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} |
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return filter_var($value, FILTER_VALIDATE_BOOLEAN); |
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} |
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325
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/** |
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* Set preserve overprint settings flag |
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* |
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* @param bool $preserveOverprintSettings |
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* |
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* @return $this |
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*/ |
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public function setPreserveOverprintSettings($preserveOverprintSettings) |
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{ |
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$this->setArgument(sprintf('-dPreserveOverprintSettings=%s', $preserveOverprintSettings ? 'true' : 'false')); |
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return $this; |
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} |
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339
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/** |
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* Get sRGB profile |
341
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* |
342
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* @return null|string |
343
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*/ |
344
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public function getSRgbProfile() |
345
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{ |
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$value = $this->getArgumentValue('-dsRGBProfile'); |
347
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2 |
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if (null === $value) { |
348
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return null; |
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} |
350
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351
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return trim($value, '()'); |
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} |
353
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354
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/** |
355
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* Set sRGB profile |
356
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* |
357
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* @param string $sRgbProfile |
358
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* |
359
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* @return $this |
360
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*/ |
361
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2 |
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public function setSRgbProfile($sRgbProfile) |
362
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{ |
363
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$this->setArgument(sprintf('-dsRGBProfile=(%s)', $sRgbProfile)); |
364
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365
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2 |
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return $this; |
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} |
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|
368
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/** |
369
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* Get transfer function info |
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* |
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* @return string |
372
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*/ |
373
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8 |
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public function getTransferFunctionInfo() |
374
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{ |
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8 |
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$value = $this->getArgumentValue('-dTransferFunctionInfo'); |
376
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8 |
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if (null === $value) { |
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2 |
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return TransferFunctionInfo::PRESERVE; |
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} |
379
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380
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6 |
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return ltrim($value, '/'); |
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} |
382
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|
383
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/** |
384
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* Set transfer function info |
385
|
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* |
386
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* @param string $transferFunctionInfo |
387
|
|
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* |
388
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* @throws \InvalidArgumentException |
389
|
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|
* |
390
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* @return $this |
391
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|
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*/ |
392
|
8 |
|
public function setTransferFunctionInfo($transferFunctionInfo) |
393
|
|
|
{ |
394
|
8 |
|
$transferFunctionInfo = ltrim($transferFunctionInfo, '/'); |
395
|
8 |
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if (!in_array($transferFunctionInfo, TransferFunctionInfo::values())) { |
396
|
2 |
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throw new \InvalidArgumentException('Invalid transfer function info argument'); |
397
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} |
398
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|
|
|
399
|
6 |
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$this->setArgument(sprintf('-dTransferFunctionInfo=/%s', $transferFunctionInfo)); |
400
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|
|
|
401
|
6 |
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return $this; |
402
|
|
|
} |
403
|
|
|
|
404
|
|
|
/** |
405
|
|
|
* Get UCR and BG info |
406
|
|
|
* |
407
|
|
|
* @return string |
408
|
|
|
*/ |
409
|
10 |
|
public function getUcrAndBgInfo() |
410
|
|
|
{ |
411
|
10 |
|
$value = $this->getArgumentValue('-dUCRandBGInfo'); |
412
|
10 |
|
if (null === $value) { |
413
|
10 |
|
switch ($this->getPdfSettings()) { |
414
|
10 |
|
case PdfSettings::PRINTER: |
415
|
9 |
|
case PdfSettings::PREPRESS: |
416
|
4 |
|
return UcrAndBgInfo::PRESERVE; |
417
|
3 |
|
default: |
418
|
6 |
|
return UcrAndBgInfo::REMOVE; |
419
|
3 |
|
} |
420
|
|
|
} |
421
|
|
|
|
422
|
10 |
|
return ltrim($value, '/'); |
423
|
|
|
} |
424
|
|
|
|
425
|
|
|
/** |
426
|
|
|
* Set UCR and BG info |
427
|
|
|
* |
428
|
|
|
* @param string $ucrAndBgInfo |
429
|
|
|
* |
430
|
|
|
* @throws \InvalidArgumentException |
431
|
|
|
* |
432
|
|
|
* @return $this |
433
|
|
|
*/ |
434
|
12 |
|
public function setUcrAndBgInfo($ucrAndBgInfo) |
435
|
|
|
{ |
436
|
12 |
|
$ucrAndBgInfo = ltrim($ucrAndBgInfo, '/'); |
437
|
12 |
|
if (!in_array($ucrAndBgInfo, UcrAndBgInfo::values())) { |
438
|
2 |
|
throw new \InvalidArgumentException('Invalid UCR and BG info argument'); |
439
|
|
|
} |
440
|
|
|
|
441
|
10 |
|
$this->setArgument(sprintf('-dUCRandBGInfo=/%s', $ucrAndBgInfo)); |
442
|
|
|
|
443
|
10 |
|
return $this; |
444
|
|
|
} |
445
|
|
|
} |
446
|
|
|
|